Spark killer
Our official sales partner: Okaya Electric Industries Co., Ltd.
AIC Europe is a leading supplier of electrolytic and film capacitors with over 30 years of experience in the industry. With an impressive production capacity of 90 million capacitors per year and an FIT rate of less than 0.5, AIC Europe stands for the highest quality and reliability
Together with AIC Europe, we focus on innovative technologies and sustainable practices to ensure the success of your applications.
Together with AIC Europe, we focus on innovative technologies and sustainable practices to ensure the success of your applications.
Product range of our Spark killer
Our spark killers are specially developed to reduce voltage peaks and reliably protect electrical switching contacts. Whether for industrial control systems, contactors or relays - we offer a wide range of high-performance solutions for various applications.
In the following tables you will find detailed specifications and technical data sheets to help you choose the right solution for your application. If you have any questions or individual requirements, we will be happy to advise you.
In the following tables you will find detailed specifications and technical data sheets to help you choose the right solution for your application. If you have any questions or individual requirements, we will be happy to advise you.
Spark Killer from Okaya Electric Industries Co., Ltd.
S
| Capacitance (µF ±20%) | 0,03-0,5 |
| Resistance (Ω ±30%) | 120 (1/4W), 120 (1/2W) |
| Dimensions W (mm) | 16-23 |
| Dimensions H (mm) | 16-28 |
| Dimensions T (mm) | 7-11,5 |
| Dimensions F (mm) | 12,5-20 |
| Dimensions D (mm) | 0,6±0.05, 0,8±0.07 |
| Dimensions L (mm) | 15-20 |
| Peak to peak | 650V max. |
| Pulse width | 20-50msec.max. |
| Repetitive frequency | 120Hz. max. |
| Pulse width (sec) x Frequency (Hz) | 0,5-3max. |
| Peak Pulse Voltage | 700V |
| Test Voltage | Line to Line 750Vdc or 375Vac 50/60Hz 60sec Line to Case 1,500Vac 50/60Hz 60sec |
| Insulation Resistance Line to Case (MΩ min.) | Line to Line 10,000MΩ min. Line to Case 100,000MΩ min. (S series: at 500Vdc SB series: at100dc) |
SB
| Capacitance (µF ±20%) | 0,03-0,5 |
| Resistance (Ω ±30%) | 120 (1/4W), 120 (1/2W) |
| Dimensions W (mm) | 16-23 |
| Dimensions H (mm) | 16-28 |
| Dimensions T (mm) | 7-11,5 |
| Dimensions F (mm) | 12,5-20 |
| Dimensions D (mm) | 0,6±0.05, 0,8±0.07 |
| Dimensions L (mm) | 15-20 |
| Peak to peak | 650V max. |
| Pulse width | 20-50msec.max. |
| Repetitive frequency | 120Hz. max. |
| Pulse width (sec) x Frequency (Hz) | 0,5-3max. |
| Peak Pulse Voltage | 700V |
| Test Voltage | Line to Line 750Vdc or 375Vac 50/60Hz 60sec Line to Case 1,500Vac 50/60Hz 60sec |
| Insulation Resistance Line to Case (MΩ min.) | Line to Line 10,000MΩ min. Line to Case 100,000MΩ min. (S series: at 500Vdc SB series: at100dc) |
RE
| Capacitance (μF±20%) | 0,01-0,2 |
| Resistance (Ω±30%) | 120 (1/4W), 120 (1/2W) |
| W (mm) | 16-24,5 |
| H (mm) | 13,5-17 |
| T (mm) | 6-8,5 |
| F (mm) | 14-22,5 |
| d (mm) | 0,6±0.05, 0,8±0.07 |
| Peak to peak | 800V max. |
| Pulse width | 50msec max. |
| Repetitive frequency | 120Hz max. |
| Pulse width (sec) x Frequency (Hz) | 0,15-1,5max. |
| Peak Pulse Voltage | 1,2V |
| Test Voltage | Line to Line 1,000Vac 50/60Hz 60sec Line to Case 2,000Vac 50/60Hz 60sec |
| Insulation Resistance | Line to Line 15,000MΩmin. Line to Case 100,000MΩmin. (at 100Vdc) |
AU
| Capacitance (μF±20%) | 0,03-0,1 |
| Resistance (Ω) | 10-120(1/2W), 120(1/4W) |
| W (mm) | 18-20 |
| H (mm) | 12-17 |
| T (mm) | 5-8 |
| F (mm) | 16-17,5 |
| Peak to peak | 700V max. |
| Pulse width | 20-50msec max. |
| Repetitive Frequency | 120(60)Hz max. |
| Pulse width (sec) x Frequency (Hz) | 3(0.8) max., 6(1.5) max., 10(2.5) max. |
| Peak Pulse Voltage | 700-800V |
| Test Voltage | Line to Line 1,250Vac 50/60Hz 2~5sec Line to Case 2,000Vac 50/60Hz 60sec, Line to Line 2,000Vdc or 1,080Vac Line to Case 2,000Vac |
| Insulation Resistance | Line to Line 15,000MΩmin. Line to Case 100,000MΩmin. (at 100Vdc) |
TA
| Capacitance (μF±20%) | 0,03-0,1 |
| Resistance (Ω) | 10-120(1/2W), 120(1/4W) |
| W (mm) | 18-20 |
| H (mm) | 12-17 |
| T (mm) | 5-8 |
| F (mm) | 16-17,5 |
| Peak to peak | 700V max. |
| Pulse width | 20-50msec max. |
| Repetitive Frequency | 120(60)Hz max. |
| Pulse width (sec) x Frequency (Hz) | 3(0.8) max., 6(1.5) max., 10(2.5) max. |
| Peak Pulse Voltage | 700-800V |
| Test Voltage | Line to Line 1,250Vac 50/60Hz 2~5sec Line to Case 2,000Vac 50/60Hz 60sec, Line to Line 2,000Vdc or 1,080Vac Line to Case 2,000Vac |
| Insulation Resistance | Line to Line 15,000MΩmin. Line to Case 100,000MΩmin. (at 100Vdc) |
XE
| Capacitance μF±20% | 0,01-0,5, 1,01.00 |
| Resistance Ω±30% | 10-470(1/4W), 10-470(1/2W), 10-220(1W) |
| W | 17-47 |
| H | 14-33,5 |
| T | 7-22 |
| F | 15-43,5 |
| d | 0,6±0.05, 0,8±0.07, 10,1±0.01 |
| Peak to peak | 800V max. |
| Pulse width | 50 msec max. |
| Repetitive Frequency | 120 Hz |
| Pulse width (sec) x Frequency(Hz) | 0,02-4,5max. |
| Peak Pulse Voltage | 1,2 V |
| Test Voltage | Line to Line 1,250Vac 50/60Hz 60sec Line to Case 2,000Vac 50/60Hz 60sec |
| Insulation Resistance | Line to Line 15,000MΩmin. except XE0105 0475/01010 5,000Ω·Fmin. Line to Case 100,000MΩmin. (at 100Vdc) |
XEB
| Capacitance μF±20% | 0,01-1 |
| Resistance Ω±30% | 10-470(1/4W), 10-470(1/2W), 10-220(1W) |
| W | 16-37 |
| H | 18-48 |
| T | 8-22 |
| F | 12,5-33 |
| Peak to peak | 800V max. |
| Pulse width | 50msec max. |
| Repetitive frequency | 120Hz max. |
| Pulse width (sec) x Frequency (Hz) | 0,02-4,5max. |
| Peak Pulse Voltage | 1,2V |
| Test Voltage | Line to Line 1,250Vac 50/60Hz 60sec Line to Case 2,000Vac 50/60Hz 60sec, Line to Line 1,250Vac 50/60Hz 60sec Line to Case 2,000Vac 50/60Hz 60sec |
| Insulation Resistance | Line to Line 15,000MΩmin. except XEB0105 0475/01010 5,000Ω·Fmin. Line to Case 100,000MΩmin. (at 100Vdc), Line to Line 15,000MΩmin. except XEB0105 0475/01010 5,000Ω·Fmin. Line to Case 100,000MΩmin. (at 100Vdc) |
CR
| Capacitance μF±20% | 0,1-0,5 |
| Resistance Ω±30% | 150-200(1/4W), 50-150(1/2W) |
| D | 14,5-18,5 |
| L | 38-48 |
| Peak to peak | 700V max. |
| Pulse width | 50-70msec max. |
| Repetitive frequency | 360Hz max. |
| Pulse width (sec) x Frequency (Hz) | 0,07-0,45max. |
| Peak Pulse Voltage | 800V |
| Test Voltage | Line to Line 625Vac 50/60Hz 60sec Line to Case 2,000Vac 50/60Hz 60sec |
| Insulation Resistance | Line to Line 10,000MΩmin Line to Case 10,000MΩmin (at 100Vdc) |
CRE
| Capacitance μF±20% | 0,1-0,5, 0,3-0,5/1 phase |
| Resistance Ω±30% | 50-200(1/2W), 50-68 (1/2W) /1 phase |
| W | 23-44 |
| H | 26-35 |
| T | 14-26 |
| F | 13-15 |
| Peak to peak | 700V max. |
| Pulse width | 50-70msec. max. |
| Repetitive frequency | 360Hz. max. |
| Pulse width (sec) x Frequency (Hz) | 0,07-0,45max. |
| Peak Pulse Voltage | 800V |
| Test Voltage | Line to Line 625Vac 50/60Hz 60sec Line to Case 2,000Vac 50/60Hz 60sec. |
| Insulation Resistance | Line to Line 10,000MΩmin. Line to Case CRE Series 100,000MΩmin. 3CRE Series 10,000MΩmin. (at 100Vdc) |
RMTE
| Capacitance μF±20% | 0,22 |
| Resistance Ω±30% | 120 (1/2W) |
| Peak to peak | 800V max. |
| Pulse width | 50msec max. |
| Repetitive Frequency | 120Hz max. |
| Pulse width (sec) x Frequency (Hz) | 0,15 max. |
| Peak Pulse Voltage | 1,2V |
| Test Voltage | Line to Line 1,000Vac 50/60Hz 60sec Line to Case 2,000Vac 50/60Hz 60sec |
| Insulation Resistance | Line to Line 10,000MΩmin Line to Case 100,000MΩmin (at 100Vdc) |
RMTE-FA
| Capacitance μF±20% | 0,22 |
| Resistance Ω±30% | 120 (1/2W) |
| Peak to peak | 700V max. |
| Pulse Condition | 50msec max. |
| Repetitive Frequency | 360Hz max. |
| Pulse width (sec) x Frequency (Hz) | 0,15 max. |
| Peak Pulse Voltage | 800V |
| Test Voltage | Line to Line 625Vac 50/60Hz 60sec Line to Case 2,000Vac 50/60Hz 60sec |
| Insulation Resistance | Line to Line 10,000MΩmin. Line to Case 100,000MΩmin. (-FA at 100Vdc -MA at 500Vdc) |
RMTE-MA
| Capacitance μF±20% | 0,22 |
| Resistance Ω±30% | 120 (1/2W) |
| Peak to peak | 700V max. |
| Pulse Condition | 50msec max. |
| Repetitive Frequency | 360Hz max. |
| Pulse width (sec) x Frequency (Hz) | 0,15 max. |
| Peak Pulse Voltage | 800V |
| Test Voltage | Line to Line 625Vac 50/60Hz 60sec Line to Case 2,000Vac 50/60Hz 60sec |
| Insulation Resistance | Line to Line 10,000MΩmin. Line to Case 100,000MΩmin. (-FA at 100Vdc -MA at 500Vdc) |
CRH
| Capacitance μF±20% | 0,1-0,47, 0,33-0,47/1phase |
| Resistance Ω±30% | 33-68(6W), 27(10W), 33(6W)/1phase, 27(10W)/1phase |
| W | 30-56 |
| H | 57-62 |
| T | 15-40 |
| F | 13-28 |
| Peak to peak | 1V max. |
| Pulse width | 50-100msec.max. |
| Repetitive frequency | 720Hz max. |
| Pulse width (sec) x Frequency (Hz) | 0,2-1max. |
| Peak Pulse Voltage | 1,5V |
| Test Voltage | Line to Line 1,250Vac 50/60Hz 60sec Line to Case 2,000Vac 50/60Hz 60sec |
| Insulation Resistance | Line to Line 10,000MΩmin. Line to Case 100,000MΩmin. (at 100Vdc) |
3CRE
| Capacitance μF±20% | 0,1-0,5, 0,3-0,5/1 phase |
| Resistance Ω±30% | 50-200(1/2W), 50-68 (1/2W) /1 phase |
| W | 23-44 |
| H | 26-35 |
| T | 14-26 |
| F | 13-15 |
| Peak to peak | 700V max. |
| Pulse width | 50-70msec. max. |
| Repetitive frequency | 360Hz. max. |
| Pulse width (sec) x Frequency (Hz) | 0,07-0,45max. |
| Peak Pulse Voltage | 800V |
| Test Voltage | Line to Line 625Vac 50/60Hz 60sec Line to Case 2,000Vac 50/60Hz 60sec. |
| Insulation Resistance | Line to Line 10,000MΩmin. Line to Case CRE Series 100,000MΩmin. 3CRE Series 10,000MΩmin. (at 100Vdc) |
SK01D2E-12033
| Product category | For 3-Phase 200V circuit |
| Specifications | Rated voltage 250VAC, Capacitance 0.33μF, Resistance value 120Ω, Operating temperature range -40 to +100℃ |
| Safety standards | UL, cUL, VDE |
| Country of origin | Japan |
| Features | For contact protection(quenching the contact spark)/ absorption of back electromotive surge voltage, Direct contact type with electromagnetic contactor(for absorbing main circuit surge), Safety atandard certified product |
SK02D2E-04747
| Product category | For 3-Phase 200V circuit |
| Specifications | Rated voltage 250VAC, Capacitance 0.47μF, Resistance value 47?, Operating temperature range -40 to +100℃ |
| Safety standards | UL, cUL, VDE |
| Country of origin | Japan |
| Features | For contact protection(quenching the contact spark)/ absorption of back electromotive surge voltage, Direct contact type with electromagnetic contactor(for absorbing main circui surge), Safety atandard certified product |
SK03D2E-12033
| Product category | For 3-Phase 200V circuit |
| Specifications | Rated voltage 250VAC, Capacitance 0.33μF, Resistance value 120Ω, Operating temperature range -40 to +100℃ |
| Safety standards | UL, cUL, VDE |
| Country of origin | Japan |
| Features | For contact protection(quenching the contact spark)/ absorption of back electromotive surge voltage, Direct connect type with electromagnet switch/ thermal relay(for absorbing main circuit surge), Safety atandard certified product |
SK07D2E-04747
| Product category | For 3-Phase 200V circuit |
| Specifications | Rated voltage 250VAC, Capacitance 0.33μF, Resistance value 120Ω, Operating temperature range -40 to +100℃ |
| Safety standards | UL, cUL, VDE |
| Country of origin | Japan |
| Features | For contact protection(quenching the contact spark)/ absorption of back electromotive surge voltage, Direct connect type with electromagnet switch/ thermal relay(for absorbing main circuit surge), Safety atandard certified product |
SK08D2E-04747
| Product category | For 3-Phase 200V circuit |
| Specifications | Rated voltage 250VAC, Capacitance 0.47μF, Resistance value 47Ω, Operating temperature range -40 to +100℃ |
| Safety standards | UL, cUL, VDE |
| Country of origin | Japan |
| Features | For contact protection(quenching the contact spark)/ absorption of back electromotive surge voltage, Direct connect type with electromagnet switch/ thermal relay(for absorbing main circuit surge), Safety atandard certified product |
3CRH
| Capacitance μF±20% | 0,1-0,47, 0,33-0,47/1phase |
| Resistance Ω±30% | 33-68(6W), 27(10W), 33(6W)/1phase, 27(10W)/1phase |
| W | 30-56 |
| H | 57-62 |
| T | 15-40 |
| F | 13-28 |
| Peak to peak | 1V max. |
| Pulse width | 50-100msec.max. |
| Repetitive frequency | 720Hz max. |
| Pulse width (sec) x Frequency (Hz) | 0,2-1max. |
| Peak Pulse Voltage | 1,5V |
| Test Voltage | Line to Line 1,250Vac 50/60Hz 60sec Line to Case 2,000Vac 50/60Hz 60sec |
| Insulation Resistance | Line to Line 10,000MΩmin. Line to Case 100,000MΩmin. (at 100Vdc) |
SK10A2E-12033
| Capacitance μF±20% | 0,33 /1phase |
| Resistance Ω±30% | 120 (1/2W) /1phase |
| Peak to peak | 700V max. |
| Pulse width | 70msec max. |
| Repetitive frequency | 360Hz max. |
| Pulse width (sec) x Frequency(Hz) | 0,07 max. |
| Peak Pulse Voltage | 800V |
| Test Voltage | Line to Line 625Vac 50/60Hz 60sec Line to Case 2,000Vac 50/60Hz 60sec |
| Insulation Resistance | Line to Line 10,000MΩmin Line to Case 100,000MΩmin (at 100Vdc) |
Spark killer against sparking in circuits
Buy Spark killer
- Protection against voltage peaks
- Longer service life of components
- Reliable function in industry and electronics
- Efficient solutions from Rotima AG
Spark Killer - protection against voltage surges in electrical circuits
Voltage spikes often occur in electrical circuits, which can damage relays, contactors or other components. This is exactly where spark killers come into play. They reduce these unwanted sparks and thus extend the service life of the components. Especially in industrial applications, control systems and control cabinets, they ensure smooth operation and greater reliability.
As an official distributor for Okaya Electric Industries, we at Rotima AG offer high-quality spark killers for a wide range of requirements. With state-of-the-art technology, our solutions ensure reliable protection of electronic components - efficient, durable and proven.
As an official distributor for Okaya Electric Industries, we at Rotima AG offer high-quality spark killers for a wide range of requirements. With state-of-the-art technology, our solutions ensure reliable protection of electronic components - efficient, durable and proven.
Do you have any questions about our offer?
Spark killer
Spark killer
S
| Rated Voltage | Model Number | Capacitance (μF±10%) | Width (W) | Height (H) | Thickness (T) | Lead Spacing (F) | Lead Diameter (φd) | Dissipation Factor | Test Voltage | Insulation Resistance |
|---|---|---|---|---|---|---|---|---|---|---|
| 450Vdc / 630Vdc | AFC***V474K | 0.47 | 17.0 | 14.5 | 6.5 | 15.0 | 0.6 | 0.002 max. (at 1kHz) | Rated Voltage ×1.75Vdc (2~5sec) | 7,500Ω•F min. (at 20°C,100Vdc) |
| 450Vdc / 630Vdc | AFC***V684K | 0.68 | 17.5 | 15.0 | 7.5 | 15.0 | 0.8 | 0.002 max. (at 1kHz) | Rated Voltage ×1.75Vdc (2~5sec) | 7,500Ω•F min. (at 20°C,100Vdc) |
| 450Vdc / 630Vdc | AFC***V105K | 1.0 | 17.5 | 18.0 | 9.5 | 15.0 | 0.8 | 0.002 max. (at 1kHz) | Rated Voltage ×1.75Vdc (2~5sec) | 7,500Ω•F min. (at 20°C,100Vdc) |
| 450Vdc / 630Vdc | AFC***V225K | 2.2 | 25.5 | 19.5 | 10.5 | 22.5 | 0.8 | 0.002 max. (at 1kHz) | Rated Voltage ×1.75Vdc (2~5sec) | 7,500Ω•F min. (at 20°C,100Vdc) |
| 450Vdc / 630Vdc | AFC***V335K | 3.3 | 25.5 | 22.0 | 13.5 | 22.5 | 0.8 | 0.002 max. (at 1kHz) | Rated Voltage ×1.75Vdc (2~5sec) | 7,500Ω•F min. (at 20°C,100Vdc) |
Spark killer
SB
Spark killer
RE
Spark killer
TA
Spark killer
AU
Spark killer
XE
Spark killer
XEB
Spark killer
CR
Spark killer
CRE
Spark killer
RMTE
| Class | Model Number | Capacitance μF±20% | Resistance Ω±30% | Peak to peak | Pulse width | Repetitive Frequency | Pulse width (sec) x Frequency (Hz) | Peak Pulse Voltage | Test Voltage | Insulation Resistance |
|---|---|---|---|---|---|---|---|---|---|---|
| X2 | RMTE-121224 | 0.22 | 120 (1/2W) | 800V max. | 50msec max. | 120Hz max. | 0.15 max. | 1,200V | Line to Line 1,000Vac 50/60Hz 60sec Line to Case 2,000Vac 50/60Hz 60sec | Line to Line 10,000MΩmin Line to Case 100,000MΩmin (at 100Vdc) |
Spark killer
RMTE-FA
| Model Number | Capacitance μF±20% | Resistance Ω±30% | Peak to peak | Pulse Condition | Repetitive Frequency | Pulse width (sec) x Frequency (Hz) | Peak Pulse Voltage | Test Voltage | Insulation Resistance |
|---|---|---|---|---|---|---|---|---|---|
| RMTE-121224-FA | 0.22 | 120 (1/2W) | 700V max. | 50msec max. | 360Hz max. | 0.15 max. | 800V | Line to Line 625Vac 50/60Hz 60sec Line to Case 2,000Vac 50/60Hz 60sec | Line to Line 10,000MΩmin. Line to Case 100,000MΩmin. (-FA at 100Vdc -MA at 500Vdc) |
| RMTE-121224-MA | 0.22 | 120 (1/2W) | 700V max. | 50msec max. | 360Hz max. | 0.15 max. | 800V | Line to Line 625Vac 50/60Hz 60sec Line to Case 2,000Vac 50/60Hz 60sec | Line to Line 10,000MΩmin. Line to Case 100,000MΩmin. (-FA at 100Vdc -MA at 500Vdc) |
Spark killer
RMTE-MA
| Model Number | Capacitance μF±20% | Resistance Ω±30% | Peak to peak | Pulse Condition | Repetitive Frequency | Pulse width (sec) x Frequency (Hz) | Peak Pulse Voltage | Test Voltage | Insulation Resistance |
|---|---|---|---|---|---|---|---|---|---|
| RMTE-121224-FA | 0.22 | 120 (1/2W) | 700V max. | 50msec max. | 360Hz max. | 0.15 max. | 800V | Line to Line 625Vac 50/60Hz 60sec Line to Case 2,000Vac 50/60Hz 60sec | Line to Line 10,000MΩmin. Line to Case 100,000MΩmin. (-FA at 100Vdc -MA at 500Vdc) |
| RMTE-121224-MA | 0.22 | 120 (1/2W) | 700V max. | 50msec max. | 360Hz max. | 0.15 max. | 800V | Line to Line 625Vac 50/60Hz 60sec Line to Case 2,000Vac 50/60Hz 60sec | Line to Line 10,000MΩmin. Line to Case 100,000MΩmin. (-FA at 100Vdc -MA at 500Vdc) |
Spark killer
CRH
Spark killer
3CRE
Spark killer
SK01D2E-12033
| Product category | For 3-Phase 200V circuit |
| Specifications | Rated voltage 250VAC, Capacitance 0.33μF, Resistance value 120Ω, Operating temperature range -40 to +100℃ |
| Safety standards | UL, cUL, VDE |
| Country of origin | Japan |
| Features | For contact protection(quenching the contact spark)/ absorption of back electromotive surge voltage, Direct contact type with electromagnetic contactor(for absorbing main circuit surge), Safety atandard certified product |
Spark killer
SK02D2E-04747
| Product category | For 3-Phase 200V circuit |
| Specifications | Rated voltage 250VAC, Capacitance 0.47μF, Resistance value 47?, Operating temperature range -40 to +100℃ |
| Safety standards | UL, cUL, VDE |
| Country of origin | Japan |
| Features | For contact protection(quenching the contact spark)/ absorption of back electromotive surge voltage, Direct contact type with electromagnetic contactor(for absorbing main circui surge), Safety atandard certified product |
Spark killer
SK03D2E-12033
| Product category | For 3-Phase 200V circuit |
| Specifications | Rated voltage 250VAC, Capacitance 0.33μF, Resistance value 120Ω, Operating temperature range -40 to +100℃ |
| Safety standards | UL, cUL, VDE |
| Country of origin | Japan |
| Features | For contact protection(quenching the contact spark)/ absorption of back electromotive surge voltage, Direct connect type with electromagnet switch/ thermal relay(for absorbing main circuit surge), Safety atandard certified product |
Spark killer
SK07D2E-04747
| Product category | For 3-Phase 200V circuit |
| Specifications | Rated voltage 250VAC, Capacitance 0.47μF, Resistance value 47Ω, Operating temperature range -40 to +100℃ |
| Safety standards | UL, cUL, VDE |
| Country of origin | Japan |
| Features | For contact protection(quenching the contact spark)/ absorption of back electromotive surge voltage, Direct connect type with electromagnet switch/ thermal relay(for absorbing main circuit surge), Safety atandard certified product |
Spark killer
SK10A2E-12033
| Class | Model Number | Capacitance μF±20% | Resistance Ω±30% | Peak to peak | Pulse width | Repetitive frequency | Pulse width (sec) x Frequency(Hz) | Peak Pulse Voltage | Test Voltage | Insulation Resistance |
|---|---|---|---|---|---|---|---|---|---|---|
| X2 | SK10A2E-12033 | 0.33 /1phase | 120 (1/2W) /1phase | 700V max. | 70msec max. | 360Hz max. | 0.07 max. | 800V | Line to Line 625Vac 50/60Hz 60sec Line to Case 2,000Vac 50/60Hz 60sec | Line to Line 10,000MΩmin Line to Case 100,000MΩmin (at 100Vdc) |
Spark killer
SK08D2E-04747
| Product category | For 3-Phase 200V circuit |
| Specifications | Rated voltage 250VAC, Capacitance 0.47μF, Resistance value 47Ω, Operating temperature range -40 to +100℃ |
| Safety standards | UL, cUL, VDE |
| Country of origin | Japan |
| Features | For contact protection(quenching the contact spark)/ absorption of back electromotive surge voltage, Direct connect type with electromagnet switch/ thermal relay(for absorbing main circuit surge), Safety atandard certified product |
Spark killer
3CRH
Do you have any questions about our offer?
Spark killer
Our range of other capacitors:
Electrolytic capacitors
Electrolytic capacitors are special capacitors with high capacitance that use an electrolyte as a conductive medium. They store electrical energy and are used in power supplies, audio and high-frequency circuits. Due to their polarity, they can only be used in direct current circuits. Common types are aluminum, tantalum and niobium electrolytic capacitors.
Ceramic capacitors
Ceramic capacitors are electrical components for energy storage and signal filtering. They consist of a ceramic dielectric and metal plates. Their advantages: high stability, low losses, fast charging and discharging times. They are used in electronics, high-frequency technology and power applications - from smartphones to industrial control systems.
Tantalum capacitors
Tantalum capacitors are electrical capacitors with tantalum as the anode material. They are characterized by high capacitance density, low leakage currents and stable electrical properties. Frequently used in high-frequency and miniature applications, they offer reliable performance in mobile devices, medical technology and industrial circuits. Their oxide dielectric ensures high dielectric strength and a long service life.
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Spark killer
Typical areas of application for Spark Killer
Spark killers play a crucial role in electrical engineering, especially in applications where relays, contactors or mechanical switches are used. They reduce the voltage peaks that occur during switching operations and thus prevent sparking and premature wear of electrical components.
A classic example is their use in control and automation systems. Here, they extend the service life of switching contacts and ensure reliable operation. They also prevent unwanted faults caused by electrical surges in industrial plant control cabinets.
Spark killers are also used in electrical household appliances such as washing machines or air conditioning systems. They protect the internal switching elements and minimize noise when switching.
As an official distributor of Okaya Electric Industries, Rotima AG offers customized spark killer solutions for various applications - from industry to building technology. Our products ensure stable operation and a longer service life for electronic components.
A classic example is their use in control and automation systems. Here, they extend the service life of switching contacts and ensure reliable operation. They also prevent unwanted faults caused by electrical surges in industrial plant control cabinets.
Spark killers are also used in electrical household appliances such as washing machines or air conditioning systems. They protect the internal switching elements and minimize noise when switching.
As an official distributor of Okaya Electric Industries, Rotima AG offers customized spark killer solutions for various applications - from industry to building technology. Our products ensure stable operation and a longer service life for electronic components.
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What are the advantages of using DC voltage transformers compared to AC voltage transformers?
What are the advantages of using DC voltage transformers compared to AC voltage transformers?
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More information about Spark killer
In our FAQ section, we answer the most frequently asked questions about spark killers and their use in industry and electronics. Find out how these small but effective components can reduce voltage peaks, optimize the operation of your systems and save costs in the long term. If you have any further questions or would like individual advice, we at Rotima AG will be happy to assist you with our expertise as a distributor for Okaya Electric Industries.
What problems do Spark Killers solve in electrical circuits?
In electrical circuits, switching inductive loads such as motors, solenoid coils or transformers causes voltage spikes that lead to sparking on relays or contactors. These sparks cause rapid wear of the switching contacts and can lead to unexpected failures or malfunctions. Another problem is electromagnetic interference (EMI), which is caused by voltage spikes and can affect sensitive electronic components.
Spark killers solve these problems by dissipating the overvoltages and reducing energy before they cause damage to the switching elements. They minimize sparking and thus considerably extend the service life of relays and contactors. Especially in industrial automation, switch cabinet construction and control systems, spark killers are indispensable for ensuring reliable operation and reducing maintenance costs.
Spark killers solve these problems by dissipating the overvoltages and reducing energy before they cause damage to the switching elements. They minimize sparking and thus considerably extend the service life of relays and contactors. Especially in industrial automation, switch cabinet construction and control systems, spark killers are indispensable for ensuring reliable operation and reducing maintenance costs.
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How do spark killers differ from varistors or suppressor diodes?
Spark killers, varistors (MOV) and suppressor diodes (TVS) are all used to protect electronic components from overvoltages, but have different areas of application:
- Spark killers (RC elements) consist of a resistor and a capacitor and are specially developed to protect relays, contactors and mechanical switches. They minimize sparking and extend the service life of mechanical contacts.
- Varistors limit high voltage peaks by becoming conductive at a certain voltage. They are particularly suitable for power supply units and sensitive electronics, as they absorb overvoltages very quickly.
- Suppressor diodes (TVS diodes) work even faster than varistors and protect against very short, high-frequency voltage peaks. They are mainly used in digital circuits and sensitive microelectronics.
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When should a Spark Killer be used in a circuit?
A spark killer is required if mechanical switches, relays or contactors that switch inductive loads are used in a circuit. Such loads generate high voltage peaks when they are switched off, which can lead to sparking and rapid wear of the switching contacts.
Spark killers are particularly indispensable in industrial systems, control systems, control cabinet technology and automation technology in order to ensure a long service life for the components. They are also used in electrical household appliances such as air conditioning systems or washing machines to reduce disturbing noises when switching and to protect the electronics from damage.
Another area of application is power switches and power supply units, where spark killers help to prevent faults. If relays or contactors without spark killers fail frequently or sparks occur during switching, a suitable model should be retrofitted as a matter of urgency.
Spark killers are particularly indispensable in industrial systems, control systems, control cabinet technology and automation technology in order to ensure a long service life for the components. They are also used in electrical household appliances such as air conditioning systems or washing machines to reduce disturbing noises when switching and to protect the electronics from damage.
Another area of application is power switches and power supply units, where spark killers help to prevent faults. If relays or contactors without spark killers fail frequently or sparks occur during switching, a suitable model should be retrofitted as a matter of urgency.
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How is a Spark Killer connected correctly?
A spark killer is connected in parallel to the switching contacts of a relay or contactor. This means that it is placed across the two connections of the switching contact in order to intercept voltage peaks directly and minimize sparking.
There are differences depending on the application:
There are differences depending on the application:
- Alternating current (AC) applications: Here, the Spark Killer is placed directly over the switching contact so that it reduces voltage peaks with every switching operation.
- Direct current applications (DC): In DC circuits, freewheeling diodes or suppressor diodes are often used as an alternative to spark killers, as they are particularly effective at limiting voltage peaks.
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What technical factors are important when choosing a Spark Killer?
When choosing a Spark Killer, various technical factors must be taken into account in order to achieve optimum protection:
- Voltage and amperage: The operating voltage and the switched current determine which Spark Killer is suitable. Typical values are 24V, 230V or 400V.
- Switching frequency: Frequently switched contacts require a more robust design to ensure a permanent protective effect.
- Type of load: Inductive loads such as motors generate stronger voltage peaks than resistive loads (e.g. heating wires). Stronger spark killers or snubber circuits are useful here.
- Ambient conditions: High temperatures, humidity or strong EMC loads affect durability. Spark killers for industrial environments must be particularly resistant.
- Mounting options: There are pluggable variants for top-hat rails or compact solutions for direct soldering into circuits.
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